PROJECT_NAME := waterservice

PREFIX ?= /usr/bin

CONFIG_DIR := /etc/$(PROJECT_NAME)
CONFIG_FILE := config.json
DEVICES_DIR := $(CONFIG_DIR)
DEVICES_FILE := devices.json
SYSTEM_DIR := /usr/lib/systemd/system
WEB_DIR := /var/lib/$(PROJECT_NAME)/webui

BIN_FILE := build/bin/$(PROJECT_NAME)
UNIT_FILE := $(PROJECT_NAME).service
README_FILE := README.md

.PHONY: all
all: service

.PHONY: service
service:
	mkdir -p bin
	cd src && go build -o ../$(BIN_FILE)

.PHONY: clean
clean:
	cd src && go clean
	rm -rf build

.PHONY: install
install: all
	# Binary
	install -d $(PREFIX)
	install -m 0755 $(BIN_FILE) $(PREFIX)

	# System unit
	install -d $(SYSTEM_DIR)
	install -m 0644 $(UNIT_FILE) $(SYSTEM_DIR)

	# Web ui
	install -d $(WEB_DIR)
	cp -r webui/* $(WEB_DIR)

	# Config file
	@if [ -f $(CONFIG_DIR)/$(notdir $(CONFIG_FILE)) ]; then \
		echo "$(CONFIG_DIR)/$(notdir $(CONFIG_FILE)) already exists - skipping..."; \
	else \
		install -d $(CONFIG_DIR); \
		install -m 0644 config/$(CONFIG_FILE) $(CONFIG_DIR); \
		echo "install -d $(CONFIG_DIR)"; \
		echo "install -m 0644 $(CONFIG_FILE) $(CONFIG_DIR)"; \
	fi

	# devices file
	@if [ -f $(DEVICES_DIR)/$(notdir $(DEVICES_FILE)) ]; then \
		echo "$(DEVICES_DIR)/$(notdir $(DEVICES_FILE)) already exists - skipping..."; \
	else \
		install -d $(DEVICES_DIR); \
		install -m 0644 config/$(DEVICES_FILE) $(DEVICES_DIR); \
		echo "install -d $(DEVICES_DIR)"; \
		echo "install -m 0644 $(DEVICES_FILE) $(DEVICES_DIR)"; \
	fi

.PHONY: uninstall
uninstall:
	rm -rf $(CONFIG_DIR)
	rm -rf $(SYSTEM_DIR)/$(UNIT_FILE)
	rm -rf $(PREFIX)/$(PROJECT_NAME)
	rm -rf $(WEB_DIR)